/* u-werte-workbench.css — Bauphysik-Workbench (Hottgenroth-inspiriert) */

.uw-workbench {
  --uw-panel-head: var(--brand-600, #1b5e20);
  --uw-panel-head-text: #f1f8e9;
  --uw-border: color-mix(in srgb, var(--brand) 28%, var(--fg) 12%);
  --uw-bg: color-mix(in srgb, var(--brand) 6%, var(--surface));
  --uw-row-alt: color-mix(in srgb, var(--brand) 4%, var(--bg));
  --uw-readout-bg: var(--brand-600, #1b5e20);
  --uw-readout-accent: #a5d6a7;
  padding: 0 !important;
  overflow: hidden;
  border: 1px solid var(--uw-border);
  border-radius: 10px;
  box-shadow: 0 4px 24px rgba(26, 46, 59, .12);
}

.dark .uw-workbench {
  --uw-panel-head: color-mix(in srgb, var(--brand-600) 70%, #0a120a);
  --uw-panel-head-text: #e8f5e9;
  --uw-border: color-mix(in srgb, var(--brand) 35%, var(--fg) 15%);
  --uw-bg: color-mix(in srgb, var(--brand) 8%, var(--surface));
  --uw-row-alt: color-mix(in srgb, var(--brand) 12%, var(--bg));
  --uw-readout-bg: #0d1f0f;
  --uw-readout-accent: var(--brand, #66bb6a);
}

/* ── Toolbar ── */
.uw-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 12px 16px;
  background: var(--uw-panel-head);
  color: var(--uw-panel-head-text);
  border-bottom: 1px solid color-mix(in srgb, #000 20%, transparent);
}
.uw-toolbar__brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.uw-toolbar__icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, #fff 12%, transparent);
  border: 1px solid color-mix(in srgb, #fff 20%, transparent);
  border-radius: 6px;
  font-size: 1.1rem;
  line-height: 1;
}
.uw-toolbar__title {
  display: block;
  font-size: 1rem;
  letter-spacing: .02em;
}
.uw-toolbar__norm {
  display: block;
  font-size: .72rem;
  opacity: .75;
  font-weight: 400;
  margin-top: 2px;
}
.uw-toolbar__status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  font-weight: 600;
  padding: 6px 12px;
  background: color-mix(in srgb, #000 18%, transparent);
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, #fff 12%, transparent);
}
.uw-toolbar__status .dot {
  width: 10px;
  height: 10px;
  box-shadow: 0 0 6px currentColor;
}

/* ── Config bar ── */
.uw-config-bar {
  padding: 12px 16px;
  background: var(--uw-bg);
  border-bottom: 1px solid var(--uw-border);
}
.uw-label {
  display: block;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
  margin-bottom: 6px;
}
.uw-select {
  width: 100%;
  max-width: 100%;
  padding: 9px 12px;
  font-size: .9rem;
  border: 1px solid var(--uw-border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--fg);
  box-sizing: border-box;
}
.uw-hint {
  margin: 8px 0 0;
  line-height: 1.4;
}

/* ── Main split ── */
.uw-main {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 0;
  align-items: stretch;
  background: var(--bg);
}
.uw-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border-right: 1px solid var(--uw-border);
}
.uw-panel--result {
  border-right: none;
}
.uw-panel__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 14px;
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  background: color-mix(in srgb, var(--uw-panel-head) 88%, var(--bg));
  color: var(--uw-panel-head-text);
  border-bottom: 1px solid var(--uw-border);
}
.uw-panel__sub {
  font-weight: 500;
  opacity: .7;
  text-transform: none;
  letter-spacing: 0;
  font-size: .72rem;
}
.uw-panel__foot {
  padding: 10px 12px;
  background: var(--uw-bg);
  border-top: 1px solid var(--uw-border);
  margin-top: auto;
}
.uw-panel__body {
  flex: 1;
  padding: 12px;
  min-width: 0;
}

/* ── Layer table ── */
.uw-layer-table {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.uw-workbench .layer-list {
  flex: 1;
  background: var(--bg);
  border-top: 1px solid var(--uw-border);
}
.uw-workbench .layer-list-head {
  grid-template-columns: 28px 10px minmax(0, 1fr) 88px 96px 36px;
  gap: 8px;
  padding: 6px 10px;
  margin: 0;
  background: color-mix(in srgb, var(--uw-bg) 80%, var(--bg));
  border-bottom: 1px solid var(--uw-border);
  font-size: .68rem;
}
.uw-workbench .layer-list-head span:nth-child(1) { text-align: center; }
.uw-workbench .layer-list-head span:nth-child(5),
.uw-workbench .layer-list-head span:nth-child(6) { text-align: right; }

@media (min-width: 901px) {
  .uw-workbench .layer-card {
    grid-template-columns: 28px 10px minmax(0, 1fr) 88px 96px 36px;
    gap: 8px;
    padding: 0 10px;
    min-height: 40px;
    border: none;
    border-bottom: 1px solid color-mix(in srgb, var(--uw-border) 70%, transparent);
    border-radius: 0;
    background: var(--bg);
  }
  .uw-workbench .layer-card:nth-child(even) {
    background: var(--uw-row-alt);
  }
  .uw-workbench .layer-card:hover {
    background: color-mix(in srgb, var(--brand) 6%, var(--bg));
  }
  .uw-workbench .layer-card__idx {
    display: flex;
    align-items: center;
    justify-content: center;
    grid-column: 1;
    grid-row: 1;
    font-size: .75rem;
    font-weight: 700;
    color: var(--muted);
    font-variant-numeric: tabular-nums;
  }
  .uw-workbench .layer-swatch { grid-column: 2; }
  .uw-workbench .layer-mat { grid-column: 3; }
  .uw-workbench .layer-d { grid-column: 4; }
  .uw-workbench .layer-lam { grid-column: 5; }
  .uw-workbench .layer-del { grid-column: 6; }
  .uw-workbench .layer-card select,
  .uw-workbench .layer-card input {
    border-radius: 3px;
    padding: 5px 8px;
    font-size: .84rem;
    border-color: var(--uw-border);
    background: var(--bg);
  }
  .uw-workbench .layer-del {
    width: 30px !important;
    height: 30px !important;
    min-width: 30px !important;
    min-height: 30px !important;
    border-radius: 4px !important;
    font-size: .75rem !important;
  }
}

/* Workbench buttons */
.uw-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 14px;
  font-size: .82rem;
  font-weight: 600;
  border-radius: 4px;
  border: 1px solid var(--uw-border);
  background: var(--bg);
  color: var(--fg);
  cursor: pointer;
  font-family: inherit;
}
.uw-btn:hover {
  background: color-mix(in srgb, var(--fg) 5%, var(--bg));
}
.uw-btn--primary {
  background: color-mix(in srgb, var(--brand) 12%, var(--bg));
  border-color: color-mix(in srgb, var(--brand) 40%, var(--uw-border));
  color: var(--brand-600);
}
.uw-workbench .tool-actions {
  gap: 8px;
}
.uw-workbench .tool-actions .toggle,
.uw-workbench .uw-btn.toggle {
  all: unset;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 14px;
  font-size: .82rem;
  font-weight: 600;
  border-radius: 4px;
  border: 1px solid var(--uw-border);
  background: var(--bg);
  color: var(--fg);
  cursor: pointer;
}
.uw-workbench .tool-actions .toggle:first-child,
.uw-workbench .uw-btn--primary {
  background: color-mix(in srgb, var(--brand) 12%, var(--bg));
  border-color: color-mix(in srgb, var(--brand) 40%, var(--uw-border));
  color: var(--brand-600);
}

/* ── Result readout ── */
.uw-readout {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: stretch;
  padding: 14px;
  background: var(--uw-readout-bg);
  color: #e8eef3;
  border-bottom: 1px solid var(--uw-border);
}
.uw-readout__main {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}
.uw-readout__label {
  font-size: .68rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  opacity: .65;
  margin-bottom: 4px;
}
.uw-readout__value {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--uw-readout-accent);
  letter-spacing: -.02em;
}
.uw-readout__unit {
  font-size: .78rem;
  opacity: .7;
  margin-top: 4px;
}
.uw-readout__meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  justify-content: center;
  min-width: 120px;
  padding-left: 14px;
  border-left: 1px solid color-mix(in srgb, #fff 15%, transparent);
}
.uw-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.uw-meta-item span {
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  opacity: .55;
}
.uw-meta-item strong {
  font-size: .95rem;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}
.uw-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Result highlight inside panel */
.uw-workbench .result-highlight {
  margin: 0;
  border-radius: 0;
  border-left: none;
  border-right: none;
  border-top: none;
  padding: 10px 14px;
  font-size: .88rem;
}

/* Canvas block */
.uw-canvas-block {
  padding: 12px 14px;
  background: var(--uw-bg);
  border-bottom: 1px solid var(--uw-border);
}
.uw-canvas-block .wall-visual-wrap { margin: 0; }
.uw-canvas-frame {
  background: #fff;
  border: 1px solid var(--uw-border);
  border-radius: 4px;
  overflow: hidden;
  box-shadow: inset 0 1px 4px rgba(0, 0, 0, .06);
}
.dark .uw-canvas-frame { background: #1a2430; }
.uw-canvas-frame canvas {
  display: block;
  width: 100% !important;
  max-width: 100%;
  border: none !important;
  border-radius: 0 !important;
}
.uw-workbench .wall-legend {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed var(--uw-border);
}

/* Subpanels */
.uw-subpanel {
  padding: 12px 14px;
  border-bottom: 1px solid var(--uw-border);
}
.uw-subpanel__title {
  margin: 0 0 10px;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--muted);
}
.uw-workbench .heat-chart-wrap { margin: 0; }
.uw-workbench .heat-bar-track {
  background: color-mix(in srgb, var(--uw-border) 40%, var(--bg));
  border-radius: 2px;
  height: 16px;
}
.uw-workbench .heat-bar-fill {
  border-radius: 2px;
  background: linear-gradient(90deg, var(--brand-600, #1b5e20), var(--brand, #2e7d32)) !important;
}
.uw-workbench .heat-bar-fill.hot {
  background: linear-gradient(90deg, #8b3a3a, #e07070) !important;
}

.uw-workbench .dammempfehlung {
  margin: 0;
  border-radius: 0;
  border: none;
  background: color-mix(in srgb, var(--brand) 8%, var(--uw-bg));
  padding: 12px 14px;
}
.uw-workbench .dammempfehlung h4 {
  font-size: .85rem;
  margin-bottom: 8px;
}

.uw-workbench-footer {
  padding: 12px 16px;
  background: var(--uw-bg);
  border-top: 1px solid var(--uw-border);
}
.uw-workbench-footer .band {
  margin: 0;
}
.uw-workbench details {
  border-top: 1px solid var(--uw-border);
  padding: 0 16px;
  background: var(--uw-bg);
}
.uw-workbench details summary {
  padding: 10px 0;
  cursor: pointer;
  font-size: .85rem;
}

.uw-legacy-bars {
  padding: 8px 16px 12px;
  background: var(--uw-bg);
  border-top: 1px solid var(--uw-border);
}

@media (max-width: 900px) {
  .uw-main {
    grid-template-columns: 1fr;
  }
  .uw-panel {
    border-right: none;
    border-bottom: 1px solid var(--uw-border);
  }
  .uw-panel--result { border-bottom: none; }
  .uw-readout {
    grid-template-columns: 1fr;
  }
  .uw-readout__meta {
    flex-direction: row;
    flex-wrap: wrap;
    padding-left: 0;
    border-left: none;
    padding-top: 12px;
    border-top: 1px solid color-mix(in srgb, #fff 12%, transparent);
  }
  .uw-meta-item {
    flex: 1 1 40%;
  }
}